.mailmap: Copied initial version from libfabric

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>

.mailmap

@@ -0,0 +1,10 @@
+Ben Turrubiates <bturrubi@cisco.com> <ben@turrubiat.es>
+Dave Goodell <dgoodell@cisco.com> <davidjgoodell@gmail.com>
+Howard Pritchard <howardp@lanl.gov> <hppritcha@gmail.com>
+Jeff Squyres <jsquyres@cisco.com> <jsquyres@users.noreply.github.com>
+Patrick McCormick <patrick.m.mccormick@intel.com>
+Reese Faucette <rfaucett@cisco.com> <rfaucett@users.noreply.github.com>
+Miao Luo <miao.luo@intel.com>
+Jianxin Xiong <jianxin.xiong@intel.com>
+Shantonu Hossain <shantonu.hossain@intel.com>
+Chen Zhao <soniczhao@gmail.com>